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132023660 = 22529227627
BaseRepresentation
bin1111101111010…
…00010101101100
3100012102111102012
413313220111230
5232244224120
621033420352
73162116426
oct767502554
9305374365
10132023660
116858436a
123826a6b8
1321476912
1413769816
15b8cd1c5
hex7de856c

132023660 has 24 divisors (see below), whose sum is σ = 286811280. Its totient is φ = 50988224.

The previous prime is 132023641. The next prime is 132023669. The reversal of 132023660 is 66320231.

It is not an unprimeable number, because it can be changed into a prime (132023669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113234 + ... + 114393.

It is an arithmetic number, because the mean of its divisors is an integer number (11950470).

Almost surely, 2132023660 is an apocalyptic number.

132023660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132023660 is an abundant number, since it is smaller than the sum of its proper divisors (154787620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132023660 is a wasteful number, since it uses less digits than its factorization.

132023660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227665 (or 227663 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 132023660 is about 11490.1549162751. The cubic root of 132023660 is about 509.1947564319.

Adding to 132023660 its reverse (66320231), we get a palindrome (198343891).

The spelling of 132023660 in words is "one hundred thirty-two million, twenty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 227627 455254 910508 1138135 2276270 4552540 6601183 13202366 26404732 33005915 66011830 132023660